Her portrayal of Lieutenant Uhura in the sci-fi series was light years ahead of its time. She talks about the first interracial kiss in an American TV series, her work with Nasa, and the civil rights leader who hailed her as a role model to millions

Tom Hardy’s portrayal of the Kray twins in Legend isn’t the first time an actor has starred alongside himself in a movie. For some it worked a treat – others should look in the mirror (or at their CGI twin) and think about what they’ve done